Loan Payoff Calculator

Estimate the months and years required to repay a loan from its balance, rate and payment.

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Calculator inputs

Update any value to recalculate instantly

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Outstanding balance

edit Editable inputAnnual interest rate

edit Editable inputMonthly payment

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Calculated from the values above

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Estimated payoff time0.00 monthsPrimary calculated value

Approx. yearsSupporting metric

0.00

CalculationBased on your current inputs

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Method, formula and practical notes

Solve the fixed-payment amortization equation for the remaining number of payments.

Formulan = −ln(1 − P×r/payment) ÷ ln(1+r).

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Calculator guide

Estimate the months and years required to repay a loan from its balance, rate and payment.

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n = −ln(1 − P×r/payment) ÷ ln(1+r).

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Solve the fixed-payment amortization equation for the remaining number of payments.

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